Computer Hardware Flashcards
<p><p>What does HDD stand for?</p></p>
<p><p>Hard Disk Drive</p></p>
<p><p>What does SSD stand for?</p></p>
<p><p>Solid State Drive</p></p>
<p><p>What does Dual core mean?</p></p>
<p><p>2 processors ( NOT TWICE AS FAST!!!)</p></p>
<p></p>
<p>What does Quad core mean?</p>
<p></p>
<p>4 processors (Not necessarily 4 times as fast thought!)</p>
<p><p>What does 1 GHz mean?</p></p>
<p><p>1 billion instructions a second.
| </p></p>
<p><p>What body part is the CPU normally compared to?</p></p>
<p><p>The brain</p></p>
<p><p>What does the CPU do?</p></p>
<p><p>IT processes the instructions given by the computer.</p></p>
<p><p>What 3 things does the CPU do?</p></p>
<p><p>Fetches, Decodes, Executes.</p></p>
<p><p>How many levels of the cache are there?</p></p>
<p><p>3 levels</p></p>
<p></p>
<p>How much memory can typically be stored in the first level of cache?</p>
<p></p>
<p>16kB</p>
<p></p>
<p>How much memory can typically be stored in the Second level of cache?</p>
<p></p>
<p>256 - 516 kB</p>
<p><p>What does RAM stand for?</p></p>
<p><p>Random Access Memory</p></p>
<p></p>
<p>What is ROM?</p>
<p></p>
<p><b>Primary</b> non-volatile storage.</p>
<p><p>What does Volatile memory mean?</p></p>
<p><p>The memory is only kept while the computer is on.</p></p>
<p><p>What does ROM stand for?</p></p>
<p><p>Read only Memory</p></p>